Materials and Construction Aqueous nitric acid is stored in __________ vessel. Cast iron Thermosetting plastic material Plain carbon steel Stainless steel Cast iron Thermosetting plastic material Plain carbon steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction With increase in carbide/graphite ratio in cast iron, its Hardness & brittleness increases Ductility decreases Neither A nor B Both A & B Hardness & brittleness increases Ductility decreases Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Containers made of high silicon cast iron (14% Si) are not suitable for the storage of Benzoic & boric acids Phosphoric acid (95%) & sulphuric acid (95%) Hydrochloric acid (concentrated) Acetic acid Benzoic & boric acids Phosphoric acid (95%) & sulphuric acid (95%) Hydrochloric acid (concentrated) Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 0.5 0.3 2.5 0.8 0.5 0.3 2.5 0.8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel pipes are normally manufactured by __________ process. Electroforming Cold working Extrusion Forging Electroforming Cold working Extrusion Forging ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Never exhibit polymorphism Are poor electrical conductors due to lack of free electrons Are exemplified by clay and mica All of these Never exhibit polymorphism Are poor electrical conductors due to lack of free electrons Are exemplified by clay and mica All of these ANSWER DOWNLOAD EXAMIANS APP
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